[MacPorts] #17546: Update boehmgc to 7.1

[MacPorts]

#17546: Update boehmgc to 7.1
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 Reporter:  loshea@…          |       Owner:  waqar@…           
     Type:  enhancement       |      Status:  new               
 Priority:  Normal            |   Milestone:  Port Updates      
Component:  ports             |     Version:  1.6.0             
 Keywords:                    |        Port:  boehmgc           
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Changes (by macsforever2000@…):

 * cc: waqar@… (removed)
  * owner:  macports-tickets@… => waqar@…


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Ticket URL: <http://trac.macports.org/ticket/17546#comment:1>
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